By Fisher, Julie
By Peters, Ruth
By Keel, Sara
By Butler, Carly W.
By Holland, Melissa L., Malmberg, Jessica, Gimpel Peacock, Gretchen
By Goldstein, Dr. Sam, MD Michael
By Pianta, Robert C.
By Rosenfield, Sylvia
By Hall, Joan Kelly
By Jones, Beau Fly, etc., Rasmussen, Claudette M., Moffitt, Mary
By Rogers, William A.
By Rhodes, John, Ajmal, Yasmin
By Donald, Janet Gail
By Flavell, John H., Miller, Patricia H., Scott A.
By Bob Moon, Patricia Murphy, Moon, Bob, Murphy, Patricia
By Gopnik, Alison, Meltzoff, Andrew, Kuhl, Patricia K
By Richardson, Keith
By Stafford, David
By Guldberg, Helene
By Susan Golombok, Golombok, Susan
By Mahler, Margaret S.
By Black, Dora, Cottrell, David
By Papalia, Diane, Olds, Sally, Feldman, Ruth, Gross, Dana
By Bloom, Paul
By Christie, Frances
By Meadows, Sara
By Hines, Melissa
By Gunn, Daniel, Guyomard, Patrick
By McCormick, Robert, Fox, Alison, Carmichael, Patrick, Procter, Richard
By Montessori, Maria